# SDR QMLA2020072320038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 16, 2020
- Submitted: July 23, 2020
- Operation: Air carrier
- Aircraft: [N407VV](https://openairdocs.org/aircraft/N407VV), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53476
- Aircraft time: 10,292 hours, 25,488 cycles
- Engine: Allsn 250C47B
- Engine time: 9,170 hours, 10,583 cycles
- System (JASC): [7261 · Turbine Engine Oil System](https://openairdocs.org/jasc/7261)
- Part: Housing
- Part number: 6895090
- Condition: Faulty
- Location: Oil Filter
- Part time: 9,170 hours
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2020072320038

## Discrepancy

DURING CRUISE FLIGHT WITH NG ABOVE 94%, OIL PRESSURE DROPPED TO 50 PSI. APPROACH WAS INITIATED AND PRECAUTIONARY LANDING WAS MADE WITH A NORMAL SHUTDOWN OF AIRCRAFT. OIL FILTER HOUSING/REGULATOR WAS CHANGED AND OIL PRESSURE RETURNED TO WORKING PROPERLY.

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